DTC P1589:00 [PCM (SKYACTIV-D 2.2)]
id0102j5149700
DTC P1589:00 |
Intake shutter valve circuit range/performance problem |
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DETECTION CONDITION
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• With the following conditions met, the difference between the target intake shutter valve opening angle and the actual value exceeds 4.2 °for a continuous 2 s.
Diagnostic support note
• This is a continuous monitor (CCM).
• The check engine light illuminates if the PCM detects the above malfunction condition during the first drive cycle.
• FREEZE FRAME DATA/Snapshot data is available.
• DTC is stored in the PCM memory.
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FAIL-SAFE FUNCTION
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• Limits engine torque.
• Inhibits the automatic diesel particulate filter regeneration control.
• Inhibits the intake shutter valve control.
• Inhibits the manual diesel particulate filter regeneration control.
• Inhibits the EGR control.
• Inhibits engine-stop by i-stop control.
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POSSIBLE CAUSE
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• Intake shutter valve connector or terminal malfunction
• Short to ground in wiring harness between intake shutter valve terminal B and PCM terminal 1AX
• PCM connector or terminal malfunction
• Intake shutter valve malfunction
• Intake shutter valve position sensor malfunction
• PCM malfunction
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Diagnostic Procedure
Step |
Inspection |
Results |
Action |
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1
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RECORD VEHICLE STATUS WHEN DTC WAS DETECTED TO UTILIZE WITH REPEATABILITY VERIFICATION
• Record the freeze frame data/snap shot data.
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—
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Go to the next step.
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2
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VERIFY OTHER RELATED DTCs
• Switch the ignition OFF, and then switch it ON (engine off).
• Display the DTCs using the M-MDS.
• Has any DTC other than P2118:00 been stored?
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Yes
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Repair the malfunctioning location according to the applicable DTC troubleshooting.
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No
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Go to the next step.
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3
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INSPECT INTAKE SHUTTER VALVE POSITION SENSOR
• Reconnect all the disconnected connectors.
• Inspect the intake shutter valve position sensor.
• Is the intake shutter valve position sensor normal?
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Yes
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Go to the next step.
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No
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Replace the intake shutter valve position sensor, then go to Step 9.
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4
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INSPECT INTAKE SHUTTER VALVE CONNECTOR CONDITION
• Switch the ignition OFF.
• Disconnect the intake shutter valve connector.
• Inspect the connector engagement and connection condition, and inspect the terminals for damage, deformation, corrosion, or disconnection.
• Is the connector normal?
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Yes
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Go to the next step.
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No
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Repair or replace the connector, then go to Step 9.
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5
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INSPECT PCM CONNECTOR CONDITION
• Disconnect the PCM connector.
• Inspect the connector engagement and connection condition, and inspect the terminals for damage, deformation, corrosion, or disconnection.
• Is the connector normal?
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Yes
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Go to the next step.
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No
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Repair or replace the connector, then go to Step 9.
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6
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INSPECT INTAKE SHUTTER VALVE CONTROL CIRCUIT FOR SHORT TO GROUND
• Verify that the intake shutter valve connector is disconnected.
• Inspect for continuity between intake shutter valve terminal B (vehicle wiring harness side) and ground.
• Is there continuity?
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Yes
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Refer to the wiring diagram and verify if there is a common connector between intake shutter valve terminal B and PCM terminal 1AX.
If there is a common connector:
• Inspect the common connector and terminals for corrosion, damage, or disconnection and the common wiring harnesses for short to ground to determine the malfunctioning location.
• Repair or replace the malfunctioning location.
If there is no common connector:
• Repair or replace the wiring harness which is shorted to ground.
Go to Step 9.
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No
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Go to the next step.
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7
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INSPECT INTAKE SHUTTER VALVE
• Inspect the intake shutter valve.
• Is the intake shutter valve normal?
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Yes
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Go to the next step.
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No
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Replace the intake shutter valve, then go to the Step 9.
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8
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INSPECT INTAKE SHUTTER VALVE FOR FOREIGN MATTER
• Remove the intake shutter valve.
• Inspect the intake shutter valve for foreign matter.
• Is there foreign matter in the intake shutter valve?
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Yes
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Remove the foreign matter from the intake shutter valve, then go to the next step.
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No
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Go to the next step.
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9
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VERIFY THAT REPAIRS HAVE BEEN COMPLETED
• Reconnect all the disconnected connectors.
• Refer to the [MEMORY CLEARING PROCEDURE] and clear the DTC.
• Drive the vehicle on flat roads under the following conditions 5 times repeatedly.
• Stop the engine.
• Display the DTCs using the M-MDS.
• Has DTC P1589:00 been recorded?
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Yes
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Repeat the inspection from Step 1.
• If the malfunction recurs, replace the PCM, then go to the next step.
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No
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Go to the next step.
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10
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VERIFY OTHER DTCs
• Has any other DTC or pending code been stored?
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Yes
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Repair the malfunctioning location according to the applicable DTC troubleshooting.
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No
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DTC troubleshooting completed.
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